国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B031/04（2）
发明人
公开年 2015（2）
申请年
专利权人

Preparation of graphene quantum dots used for detecting trivalent gold ions, involves adding citric acid and L-cysteine to reactor, adding deionized water, mixing, heating and cooling mixture, and adjusting concentration of mixture.

CAI F, HUANG Y

Preparing graphene oxide useful as near infrared fluorescent probe pH indicator, comprises e.g. preparing solid pre-oxidized graphite, adding sulfuric acid, heating, adding hydrogen peroxide, centrifuging and ultrasonic processing.

JIN Q, LI Y, SUN Y, WANG L, WU H, SHAO K, HU Y, YU Y, LIU B